package org.ysu.mapper;
import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import org.apache.ibatis.annotations.Update;
import org.ysu.pojo.Verifier;

/**
* @author libaoyu
* @description 针对表【verifier】的数据库操作Mapper
* @createDate 2024-06-17 14:59:24
* @Entity .pojo.Verifier
*/
public interface VerifierMapper extends BaseMapper<Verifier> {
    @Update("UPDATE clue  \n" +
            "SET v_id = #{vid2} \n" +
            "WHERE v_id = #{vid1};")
    public Integer changeMaster(Integer vid1 , Integer vid2);

    Verifier selectByVid(Integer vId);
}




